am 7c495dcd: Merge "Enforce restrictions on recycled TypedArrays" (dfaf20d8) · Commits · e / os / android_frameworks_base

core/java/android/content/pm/PackageParser.java

+2 −1

Original line number	Diff line number	Diff line
		@@ -1010,13 +1010,14 @@ public class PackageParser {
		pkg.mSharedUserLabel = sa.getResourceId(
		com.android.internal.R.styleable.AndroidManifest_sharedUserLabel, 0);
		}
		sa.recycle();

		pkg.installLocation = sa.getInteger(
		com.android.internal.R.styleable.AndroidManifest_installLocation,
		PARSE_DEFAULT_INSTALL_LOCATION);
		pkg.applicationInfo.installLocation = pkg.installLocation;

		sa.recycle();

		/* Set the global "forward lock" flag */
		if ((flags & PARSE_FORWARD_LOCK) != 0) {
		pkg.applicationInfo.flags \|= ApplicationInfo.FLAG_FORWARD_LOCK;

core/java/android/content/res/TypedArray.java

+212 −104

Original line number	Diff line number	Diff line
		@@ -46,6 +46,7 @@ public class TypedArray {
		attrs.mResources = res;
		attrs.mMetrics = res.getDisplayMetrics();
		attrs.mAssets = res.getAssets();
		attrs.mRecycled = false;

		final int fullLen = len * AssetManager.STYLE_NUM_ENTRIES;
		if (attrs.mData.length >= fullLen) {
		@@ -65,6 +66,8 @@ public class TypedArray {
		private Resources mResources;
		private DisplayMetrics mMetrics;
		private AssetManager mAssets;
		private boolean mRecycled;

		/package/ XmlBlock.Parser mXml;
		/package/ Resources.Theme mTheme;
		/package/ int[] mData;
		@@ -76,6 +79,10 @@ public class TypedArray {
		* Return the number of values in this array.
		*/
		public int length() {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		return mLength;
		}

		@@ -83,6 +90,10 @@ public class TypedArray {
		* Return the number of indices in the array that actually have data.
		*/
		public int getIndexCount() {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		return mIndices[0];
		}

		@@ -96,6 +107,10 @@ public class TypedArray {
		* {@link #getValue} and related APIs.
		*/
		public int getIndex(int at) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		return mIndices[1+at];
		}

		@@ -103,6 +118,10 @@ public class TypedArray {
		* Return the Resources object this array was loaded from.
		*/
		public Resources getResources() {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		return mResources;
		}

		@@ -115,6 +134,10 @@ public class TypedArray {
		* null if the attribute is not defined.
		*/
		public CharSequence getText(int index) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -143,6 +166,10 @@ public class TypedArray {
		* removed. Returns null if the attribute is not defined.
		*/
		public String getString(int index) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -178,6 +205,10 @@ public class TypedArray {
		* an immediate string value.
		*/
		public String getNonResourceString(int index) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -204,6 +235,10 @@ public class TypedArray {
		* removed. Returns null if the attribute is not defined.
		*/
		public String getNonConfigurationString(int index, int allowedChangingConfigs) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -236,6 +271,10 @@ public class TypedArray {
		* @return Attribute boolean value, or defValue if not defined.
		*/
		public boolean getBoolean(int index, boolean defValue) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -266,6 +305,10 @@ public class TypedArray {
		* @return Attribute int value, or defValue if not defined.
		*/
		public int getInt(int index, int defValue) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -295,6 +338,10 @@ public class TypedArray {
		* @return Attribute float value, or defValue if not defined..
		*/
		public float getFloat(int index, float defValue) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -333,6 +380,10 @@ public class TypedArray {
		* @return Attribute color value, or defValue if not defined.
		*/
		public int getColor(int index, int defValue) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -365,6 +416,10 @@ public class TypedArray {
		* @return ColorStateList for the attribute, or null if not defined.
		*/
		public ColorStateList getColorStateList(int index) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		final TypedValue value = mValue;
		if (getValueAt(index*AssetManager.STYLE_NUM_ENTRIES, value)) {
		return mResources.loadColorStateList(value, value.resourceId);
		@@ -382,6 +437,10 @@ public class TypedArray {
		* @return Attribute integer value, or defValue if not defined.
		*/
		public int getInteger(int index, int defValue) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -413,6 +472,10 @@ public class TypedArray {
		* @see #getDimensionPixelSize
		*/
		public float getDimension(int index, float defValue) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -445,6 +508,10 @@ public class TypedArray {
		* @see #getDimensionPixelSize
		*/
		public int getDimensionPixelOffset(int index, int defValue) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -478,6 +545,10 @@ public class TypedArray {
		* @see #getDimensionPixelOffset
		*/
		public int getDimensionPixelSize(int index, int defValue) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -505,6 +576,10 @@ public class TypedArray {
		* metric and truncated to integer pixels.
		*/
		public int getLayoutDimension(int index, String name) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -534,6 +609,10 @@ public class TypedArray {
		* metric and truncated to integer pixels.
		*/
		public int getLayoutDimension(int index, int defValue) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -564,6 +643,10 @@ public class TypedArray {
		* base value, or defValue if not defined.
		*/
		public float getFraction(int index, int base, int pbase, float defValue) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -593,6 +676,10 @@ public class TypedArray {
		* @return Attribute resource identifier, or defValue if not defined.
		*/
		public int getResourceId(int index, int defValue) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		if (data[index+AssetManager.STYLE_TYPE] != TypedValue.TYPE_NULL) {
		@@ -615,6 +702,10 @@ public class TypedArray {
		* @hide
		*/
		public int getThemeAttributeId(int index, int defValue) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		if (data[index + AssetManager.STYLE_TYPE] == TypedValue.TYPE_ATTRIBUTE) {
		@@ -634,6 +725,10 @@ public class TypedArray {
		* @return Drawable for the attribute, or null if not defined.
		*/
		public Drawable getDrawable(int index) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		final TypedValue value = mValue;
		if (getValueAt(index*AssetManager.STYLE_NUM_ENTRIES, value)) {
		if (false) {
		@@ -661,6 +756,10 @@ public class TypedArray {
		* @return CharSequence[] for the attribute, or null if not defined.
		*/
		public CharSequence[] getTextArray(int index) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		final TypedValue value = mValue;
		if (getValueAt(index*AssetManager.STYLE_NUM_ENTRIES, value)) {
		if (false) {
		@@ -687,28 +786,11 @@ public class TypedArray {
		* @return Returns true if the value was retrieved, else false.
		*/
		public boolean getValue(int index, TypedValue outValue) {
		return getValueAt(index*AssetManager.STYLE_NUM_ENTRIES, outValue);
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		/**
		* Determines whether this TypedArray contains an attribute of the specified
		* type.
		*
		* @param type Type of data, e.g. {@link TypedValue#TYPE_ATTRIBUTE}
		* @return True if the TypedArray contains an attribute of the specified
		* type.
		* @hide
		*/
		public boolean hasType(int type) {
		final int[] data = mData;
		final int N = getIndexCount();
		for (int i = 0; i < N; i++) {
		final int index = getIndex(i) * AssetManager.STYLE_NUM_ENTRIES;
		if (data[index + AssetManager.STYLE_TYPE] == type) {
		return true;
		}
		}
		return false;
		return getValueAt(index*AssetManager.STYLE_NUM_ENTRIES, outValue);
		}

		/**
		@@ -718,6 +800,10 @@ public class TypedArray {
		* @return Attribute type.
		*/
		public int getType(int index) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		return mData[index + AssetManager.STYLE_TYPE];
		}
		@@ -730,6 +816,10 @@ public class TypedArray {
		* @return True if the attribute has a value, false otherwise.
		*/
		public boolean hasValue(int index) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		index *= AssetManager.STYLE_NUM_ENTRIES;
		final int[] data = mData;
		final int type = data[index+AssetManager.STYLE_TYPE];
		@@ -748,6 +838,10 @@ public class TypedArray {
		* receive a TypedValue whose type is TYPE_NULL.)
		*/
		public TypedValue peekValue(int index) {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		final TypedValue value = mValue;
		if (getValueAt(index*AssetManager.STYLE_NUM_ENTRIES, value)) {
		return value;
		@@ -759,13 +853,23 @@ public class TypedArray {
		* Returns a message about the parser state suitable for printing error messages.
		*/
		public String getPositionDescription() {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		return mXml != null ? mXml.getPositionDescription() : "<internal>";
		}

		/**
		* Give back a previously retrieved array, for later re-use.
		* Recycle the TypedArray, to be re-used by a later caller. After calling
		* this function you must not ever touch the typed array again.
		*/
		public void recycle() {
		if (mRecycled) {
		throw new RuntimeException(toString() + " recycled twice!");
		}

		mRecycled = true;
		mResources = null;
		mMetrics = null;
		mAssets = null;
		@@ -791,6 +895,10 @@ public class TypedArray {
		* @hide
		*/
		public int[] extractThemeAttrs() {
		if (mRecycled) {
		throw new RuntimeException("Cannot make calls to a recycled instance!");
		}

		int[] attrs = null;

		final int N = length();